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/*
* Copyright (C) 2013-2015 Freescale Semiconductor, Inc. All Rights Reserved.
* Copyright 2017 NXP
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _UAPI_PXP_DMA
#define _UAPI_PXP_DMA
#include <linux/posix_types.h>
#include <linux/types.h>
#ifndef __KERNEL__
typedef unsigned long dma_addr_t;
typedef unsigned char bool;
#endif
/* PXP Pixel format definitions */
/* Four-character-code (FOURCC) */
#define fourcc(a, b, c, d)\
(((__u32)(a)<<0)|((__u32)(b)<<8)|((__u32)(c)<<16)|((__u32)(d)<<24))
/*!
* @name PXP Pixel Formats
*
* Pixel formats are defined with ASCII FOURCC code. The pixel format codes are
* the same used by V4L2 API.
*/
/*! @} */
/*! @name RGB Formats */
/*! @{ */
#define PXP_PIX_FMT_RGB332 fourcc('R', 'G', 'B', '1') /*!< 8 RGB-3-3-2 */
#define PXP_PIX_FMT_RGB555 fourcc('R', 'G', 'B', 'O') /*!< 16 RGB-5-5-5 */
#define PXP_PIX_FMT_RGB565 fourcc('R', 'G', 'B', 'P') /*!< 1 6 RGB-5-6-5 */
#define PXP_PIX_FMT_RGB666 fourcc('R', 'G', 'B', '6') /*!< 18 RGB-6-6-6 */
#define PXP_PIX_FMT_BGR666 fourcc('B', 'G', 'R', '6') /*!< 18 BGR-6-6-6 */
#define PXP_PIX_FMT_BGR24 fourcc('B', 'G', 'R', '3') /*!< 24 BGR-8-8-8 */
#define PXP_PIX_FMT_RGB24 fourcc('R', 'G', 'B', '3') /*!< 24 RGB-8-8-8 */
#define PXP_PIX_FMT_BGR32 fourcc('B', 'G', 'R', '4') /*!< 32 BGR-8-8-8-8 */
#define PXP_PIX_FMT_BGRA32 fourcc('B', 'G', 'R', 'A') /*!< 32 BGR-8-8-8-8 */
#define PXP_PIX_FMT_RGB32 fourcc('R', 'G', 'B', '4') /*!< 32 RGB-8-8-8-8 */
#define PXP_PIX_FMT_RGBA32 fourcc('R', 'G', 'B', 'A') /*!< 32 RGB-8-8-8-8 */
#define PXP_PIX_FMT_ABGR32 fourcc('A', 'B', 'G', 'R') /*!< 32 ABGR-8-8-8-8 */
/*! @} */
/*! @name YUV Interleaved Formats */
/*! @{ */
#define PXP_PIX_FMT_YUYV fourcc('Y', 'U', 'Y', 'V') /*!< 16 YUV 4:2:2 */
#define PXP_PIX_FMT_UYVY fourcc('U', 'Y', 'V', 'Y') /*!< 16 YUV 4:2:2 */
#define PXP_PIX_FMT_VYUY fourcc('V', 'Y', 'U', 'Y') /*!< 16 YVU 4:2:2 */
#define PXP_PIX_FMT_YVYU fourcc('Y', 'V', 'Y', 'U') /*!< 16 YVU 4:2:2 */
#define PXP_PIX_FMT_Y41P fourcc('Y', '4', '1', 'P') /*!< 12 YUV 4:1:1 */
#define PXP_PIX_FMT_VUY444 fourcc('V', 'U', 'Y', 'A') /*!< 32 VUYA 8:8:8 */
/* two planes -- one Y, one Cb + Cr interleaved */
#define PXP_PIX_FMT_NV12 fourcc('N', 'V', '1', '2') /* 12 Y/CbCr 4:2:0 */
#define PXP_PIX_FMT_NV21 fourcc('N', 'V', '2', '1') /* 12 Y/CbCr 4:2:0 */
#define PXP_PIX_FMT_NV16 fourcc('N', 'V', '1', '6') /* 12 Y/CbCr 4:2:2 */
#define PXP_PIX_FMT_NV61 fourcc('N', 'V', '6', '1') /* 12 Y/CbCr 4:2:2 */
/*! @} */
/*! @name YUV Planar Formats */
/*! @{ */
#define PXP_PIX_FMT_GREY fourcc('G', 'R', 'E', 'Y') /*!< 8 Greyscale */
#define PXP_PIX_FMT_GY04 fourcc('G', 'Y', '0', '4') /*!< 4 Greyscale */
#define PXP_PIX_FMT_YVU410P fourcc('Y', 'V', 'U', '9') /*!< 9 YVU 4:1:0 */
#define PXP_PIX_FMT_YUV410P fourcc('Y', 'U', 'V', '9') /*!< 9 YUV 4:1:0 */
#define PXP_PIX_FMT_YVU420P fourcc('Y', 'V', '1', '2') /*!< 12 YVU 4:2:0 */
#define PXP_PIX_FMT_YUV420P fourcc('I', '4', '2', '0') /*!< 12 YUV 4:2:0 */
#define PXP_PIX_FMT_YUV420P2 fourcc('Y', 'U', '1', '2') /*!< 12 YUV 4:2:0 */
#define PXP_PIX_FMT_YVU422P fourcc('Y', 'V', '1', '6') /*!< 16 YVU 4:2:2 */
#define PXP_PIX_FMT_YUV422P fourcc('4', '2', '2', 'P') /*!< 16 YUV 4:2:2 */
/*! @} */
#define PXP_LUT_NONE 0x0
#define PXP_LUT_INVERT 0x1
#define PXP_LUT_BLACK_WHITE 0x2
#define PXP_LUT_USE_CMAP 0x4
/* dithering modes enum */
#define PXP_DITHER_PASS_THROUGH 0
#define PXP_DITHER_FLOYD 1
#define PXP_DITHER_ATKINSON 2
#define PXP_DITHER_ORDERED 3
#define PXP_DITHER_QUANT_ONLY 4
#define NR_PXP_VIRT_CHANNEL 16
#define PXP_IOC_MAGIC 'P'
#define PXP_IOC_GET_CHAN _IOR(PXP_IOC_MAGIC, 0, struct pxp_mem_desc)
#define PXP_IOC_PUT_CHAN _IOW(PXP_IOC_MAGIC, 1, struct pxp_mem_desc)
#define PXP_IOC_CONFIG_CHAN _IOW(PXP_IOC_MAGIC, 2, struct pxp_mem_desc)
#define PXP_IOC_START_CHAN _IOW(PXP_IOC_MAGIC, 3, struct pxp_mem_desc)
#define PXP_IOC_GET_PHYMEM _IOWR(PXP_IOC_MAGIC, 4, struct pxp_mem_desc)
#define PXP_IOC_PUT_PHYMEM _IOW(PXP_IOC_MAGIC, 5, struct pxp_mem_desc)
#define PXP_IOC_WAIT4CMPLT _IOWR(PXP_IOC_MAGIC, 6, struct pxp_mem_desc)
#define PXP_IOC_FILL_DATA _IOWR(PXP_IOC_MAGIC, 7, struct pxp_mem_desc)
/* Order significant! */
enum pxp_channel_status {
PXP_CHANNEL_FREE,
PXP_CHANNEL_INITIALIZED,
PXP_CHANNEL_READY,
};
enum pxp_working_mode {
PXP_MODE_LEGACY = 0x1,
PXP_MODE_STANDARD = 0x2,
PXP_MODE_ADVANCED = 0x4,
};
enum pxp_buffer_flag {
PXP_BUF_FLAG_WFE_A_FETCH0 = 0x0001,
PXP_BUF_FLAG_WFE_A_FETCH1 = 0x0002,
PXP_BUF_FLAG_WFE_A_STORE0 = 0x0004,
PXP_BUF_FLAG_WFE_A_STORE1 = 0x0008,
PXP_BUF_FLAG_WFE_B_FETCH0 = 0x0010,
PXP_BUF_FLAG_WFE_B_FETCH1 = 0x0020,
PXP_BUF_FLAG_WFE_B_STORE0 = 0x0040,
PXP_BUF_FLAG_WFE_B_STORE1 = 0x0080,
PXP_BUF_FLAG_DITHER_FETCH0 = 0x0100,
PXP_BUF_FLAG_DITHER_FETCH1 = 0x0200,
PXP_BUF_FLAG_DITHER_STORE0 = 0x0400,
PXP_BUF_FLAG_DITHER_STORE1 = 0x0800,
};
enum pxp_engine_ctrl {
PXP_ENABLE_ROTATE0 = 0x001,
PXP_ENABLE_ROTATE1 = 0x002,
PXP_ENABLE_LUT = 0x004,
PXP_ENABLE_CSC2 = 0x008,
PXP_ENABLE_ALPHA_B = 0x010,
PXP_ENABLE_INPUT_FETCH_SOTRE = 0x020,
PXP_ENABLE_WFE_B = 0x040,
PXP_ENABLE_WFE_A = 0x080,
PXP_ENABLE_DITHER = 0x100,
PXP_ENABLE_PS_AS_OUT = 0x200,
PXP_ENABLE_COLLISION_DETECT = 0x400,
PXP_ENABLE_HANDSHAKE = 0x1000,
PXP_ENABLE_DITHER_BYPASS = 0x2000,
};
struct rect {
int top; /* Upper left coordinate of rectangle */
int left;
int width;
int height;
};
struct pxp_layer_param {
unsigned short left;
unsigned short top;
unsigned short width;
unsigned short height;
unsigned short stride; /* aka pitch */
unsigned int pixel_fmt;
unsigned int flag;
/* layers combining parameters
* (these are ignored for S0 and output
* layers, and only apply for OL layer)
*/
bool combine_enable;
unsigned int color_key_enable;
unsigned int color_key;
bool global_alpha_enable;
/* global alpha is either override or multiply */
bool global_override;
unsigned char global_alpha;
bool alpha_invert;
bool local_alpha_enable;
int comp_mask;
dma_addr_t paddr;
};
struct pxp_collision_info {
unsigned int pixel_cnt;
unsigned int rect_min_x;
unsigned int rect_min_y;
unsigned int rect_max_x;
unsigned int rect_max_y;
unsigned int victim_luts[2];
};
struct pxp_proc_data {
/* S0 Transformation Info */
int scaling;
int hflip;
int vflip;
int rotate;
int rot_pos;
int yuv;
/* Source rectangle (srect) defines the sub-rectangle
* within S0 to undergo processing.
*/
struct rect srect;
/* Dest rect (drect) defines how to position the processed
* source rectangle (after resizing) within the output frame,
* whose dimensions are defined in pxp->pxp_conf_state.out_param
*/
struct rect drect;
/* Current S0 configuration */
unsigned int bgcolor;
/* Output overlay support */
int overlay_state;
/* LUT transformation on Y data */
int lut_transform;
unsigned char *lut_map; /* 256 entries */
bool lut_map_updated; /* Map recently changed */
bool combine_enable;
/* LUT cleanup */
__u64 lut_sels;
/* the mode pxp's working against */
enum pxp_working_mode working_mode;
enum pxp_engine_ctrl engine_enable;
/* wfe */
/*
* partial:
* 0 - full update
* 1 - partial update
* alpha_en:
* 0 - upd is {Y4[3:0],4'b0000} format
* 1 - upd is {Y4[3:0],3'b000,alpha} format
* reagl_en:
* 0 - use normal waveform algorithm
* 1 - enable reagl/-d waveform algorithm
* detection_only:
* 0 - write working buffer
* 1 - do no write working buffer, detection only
* lut:
* valid value 0-63
* set to the lut used for next update
*/
bool partial_update;
bool alpha_en;
bool lut_update;
bool reagl_en; /* enable reagl/-d */
bool reagl_d_en; /* enable reagl or reagl-d */
bool detection_only;
int lut;
bool lut_cleanup;
unsigned int lut_status_1;
unsigned int lut_status_2;
/* Dithering specific data */
int dither_mode;
unsigned int quant_bit;
};
struct pxp_config_data {
struct pxp_layer_param s0_param;
struct pxp_layer_param ol_param[8];
struct pxp_layer_param out_param;
struct pxp_layer_param wfe_a_fetch_param[2];
struct pxp_layer_param wfe_a_store_param[2];
struct pxp_layer_param wfe_b_fetch_param[2];
struct pxp_layer_param wfe_b_store_param[2];
struct pxp_layer_param dither_fetch_param[2];
struct pxp_layer_param dither_store_param[2];
struct pxp_proc_data proc_data;
int layer_nr;
/* Users don't touch */
int handle;
};
#endif
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